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Question Set: Change Over Time

Question Set: Change Over Time

  1. Has Earth always looked the way it does now? Explain your reasoning for your answer.
     
  2. The following questions are about the Cambrian explosion.
    1. Explain what is meant by the term “Cambrian explosion”.
    2. Describe what life on Earth was like before this event.
    3. What is the evolutionary significance of the Cambrian explosion?
       
  3. The following questions are about extinction.
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Exploring Our Fluid Earth, a product of the Curriculum Research & Development Group (CRDG), College of Education. University of Hawaii, 2011. This document may be freely reproduced and distributed for non-profit educational purposes.